INH

INH or inh may refer to: Ingush language, ISO 639 code Inhambane Airport, Mozambique, IATA code INH Isonicotinic acid hydrazide or isoniazid, an antibiotic for treatment of tuberculosis

==Historic uses== Dutch East Indies, former FIFA country code INH Instituto Nacional de Hidrocarburos (INH, National Hydrocarbons Institute, 1980–1995), Spanish state-owned petroleum management company